Low Speed Permanent Magnet Generator/Alternator/Motor 3 Phase with High Quality
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Product Attributes
- Customization
- Available
- Output Type
- AC Three Phase
- Output Power
- 50W ~ 5600kw
- Model NO.
- GDF-315
- Optional Rpm
- 20rpm ~ 3000rpm
- Optional Voltage
- 48/96/120/220/230/240/380/400/690/1140VAC
- Application
- Wind Turbine, Hydro Project
- Protection Grade
- IP54 or Customized by Your Need
- Structure
- Steel
- Magnetic
- Neodymium Magnet NdFeB N38sh
- Characteristic
- Permanent Magnet Synchronous Generator
- Shaft Quantity
- Single Shaft or Double Shaft
- Weight Range
- 30kg ~ 13 Ton
- Bearing Brand
- SKF Bearings
- Type
- Alternative Energy Generators
- Lifetime
- 20 Years
- Drive Method
- Motor, Water Mill, Wind, Self-Creation
- Maintain
- Maintainence Free
- Transport Package
- Wooden Case
- Specification
- Depnds on the generator size
- Trademark
- GREEF
- Origin
- China
- HS Code
- 85016100
- Production Capacity
- 400 Sets Per Month
Product Images of Low Speed Permanent Magnet Generator/Alternator/Motor 3 Phase with High Quality
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Product Description
NOTICE: For Exactly Price please send your inquiry with your details request. POWER,SPEED,VOLTAGE etc.
Product Description
GreeF company supply variety of permaent magent generators which is suitable for driven by following equipment to
- Driven by Wind Power --------Wind turbine
- Driven by Hydro Power ------- Water turbine, Tidal, Ocean power
- Dirven by perpetual motion machine
- Dirven by test plant
- Driven the permanent magnet generator and make it rotate then it can generate power
1. Rare earth Nd-Fe-B permanent magnet generator. energy save energy more than 15% than ordinary generators.
2. Permanent magnet rotor structure, no excitation winding, no carbon brushes, no slip rings, no need gear box.Simple structure, reliable ,durable and Maintenance free.
3. Multi poles design, improve the frequency and efficiency of rectifiers and inverters. Saving cost .
4. Started directly, without control cabinet, replace the asynchronous motor totally.
5. H class insulation, vacuum pressure impregnation.
6. Use SKF bearings
7. Power factor close to 1,no need add power factor compensation equipment.
8. Small heat, aslo can add fan cooling or water cooling
9. Long life time >20years, Strong rotors, could run at high speed.24hours 365days running.
10. Energy-saving, return investment within 1-2years.
Technical Data
Generator type : Pemanent Magnet Synchronous Direct drive 3Phase AC
Customized Voltage, Speed, Power ,Frequency.
Customized shaft size ,Spline shaft, biaxial extension, flange can be used.Varity structures design : vertical axes, horizontal axes, internal rotor, external rotor, plate type.
| RATED POWER | RATED SPEED RANGE | RATED VOLTAGE RANGE | FREQUENCY RANGE |
| 0.5kW | 20rpm~400rpm | 12V~220Vac | 10HZ~60HZ |
| 0.8kW | 20rpm~500rpm | 12V~220Vac | 10HZ~60HZ |
| 1kW | 20rpm~600rpm | 12V~220Vac | 10HZ~60HZ |
| 1.5kW | 20rpm~900rpm | 12V~400Vac | 10HZ~60HZ |
| 2kW | 20rpm~1000rpm | 24V~400Vac | 10HZ~60HZ |
| 3kW | 20rpm~1500rpm | 48V~400Vac | 10HZ~60HZ |
| 5kW | 20rpm~1500rpm | 48V~690Vac | 10HZ~60HZ |
| 6kW | 20rpm~1500rpm | 48V~690Vac | 10HZ~60HZ |
| 7kW | 20rpm~1500rpm | 48V~690Vac | 10HZ~60HZ |
| 10kW | 20rpm~1500rpm | 48V~690Vac | 10HZ~60HZ |
| 12kW | 20rpm~1500rpm | 48V~690Vac | 10HZ~100HZ |
| 13kW | 20rpm~1500rpm | 48V~690Vac | 10HZ~100HZ |
| 15kW | 20rpm~3000rpm | 48V~690Vac | 10HZ~100HZ |
| 17kW | 20rpm~3000rpm | 48V~690Vac | 10HZ~100HZ |
| 20kW | 20rpm~3000rpm | 48V~690Vac | 10HZ~100HZ |
| 22kW | 20rpm~3000rpm | 48V~1140Vac | 10HZ~100HZ |
| 25kW | 20rpm~3000rpm | 48V~1140Vac | 10HZ~100HZ |
| 30kW | 20rpm~3000rpm | 48V~1140Vac | 10HZ~100HZ |
| 50kW | 20rpm~3000rpm | 48V~1140Vac | 10HZ~100HZ |
| 80kW | 20rpm~3000rpm | 48V~1140Vac | 10HZ~100HZ |
| 100kW | 20rpm~3000rpm | 48V~1140Vac | 10HZ~100HZ |
| 120kW | 20rpm~3000rpm | 48V~1140Vac | 10HZ~100HZ |
| 150kW | 20rpm~3000rpm | 48V~1140Vac | 10HZ~100HZ |
| 200kW | 20rpm~3000rpm | 48V~1140Vac | 10HZ~100HZ |
| 250kW | 20rpm~3000rpm | 48V~1140Vac | 10HZ~100HZ |
| 300kW | 20rpm~3000rpm | 48V~1140Vac | 10HZ~100HZ |
| 480kW | 20rpm~3000rpm | 48V~1140Vac | 10HZ~200HZ |
| 500kW | 20rpm~3000rpm | 48V~1140Vac | 10HZ~200HZ |
| 700kW | 20rpm~3000rpm | 48V~1140Vac | 10HZ~200HZ |
| 800kW | 20rpm~3000rpm | 48V~1140Vac | 10HZ~200HZ |
| 1MW | 20rpm~3000rpm | 48V~1140Vac | 10HZ~200HZ |
| 2MW | 20rpm~3000rpm | 48V~1140Vac | 10HZ~200HZ |
| 3MW | 20rpm~3000rpm | 48V~1140Vac | 10HZ~200HZ |
| 4MW | 20rpm~3000rpm | 48V~1140Vac | 10HZ~200HZ |
| 5MW | 20rpm~3000rpm | 48V~1140Vac | 10HZ~200HZ |
Drawing Sample



1. Alternator for wind generator use inner foam protection outer Plywooden case .
2. Pakage size and weight please refer to our sales.
3. Shipping by sea with FCL LCL or by air .
If you have any request in package and shipping please tell our sales we will do according to your request.

Generators are FREE THREE YEARS warranty, All lifelong technical support and part cost supply.
(1) The warranty period is start from the date of shipment which show on the bill of loading or air waybill.
(2) Free maintenance services during the warranty period the cost involved be borne by the company, do not charge a fee to customers, free warranty if any damage outside the warranty period, the company will charge a fee for labor costs and materials.
(3) the warranty period, company's quality problems caused by the maintenance of the freight borne by the company, if not under warranty or man-made damage, the freight charges by the customer.

If you have any questions, please do not hesitate to contact us.
Generators are free 3 years warranty, All lifelong technical support and part cost supply.
(1) The warranty period is start from the date of shipment which show on the bill of loading or air waybill.
(2) Free maintenance services during the warranty period the cost involved be borne by the company, do not charge a fee to customers, free warranty if any damage outside the warranty period, the company will charge a fee for labor costs and materials.
(3) the warranty period, company's quality problems caused by the maintenance of the freight borne by the company, if not under warranty or man-made damage, the freight charges by the customer.
About the Supplier
Company Profile
GREEF: Green Renewable Energy Earth Future
In a world grappling with environmental challenges and the urgent need for sustainable solutions, GREEF emerges as a beacon of hope. Our brand name, GREEF, is an acronym where each letter holds a profound meaning: G for Green, R for Renewable, E for Energy, E for Earth, and F for Future. This acronym is not just a name; It's a promise, a mission, and a vision that drives everything we do. Our logo, a vibrant blend of green hues intertwined, visually encapsulates our commitment to a sustainable and thriving future for our planet.
The Origin of GREEF
The story of GREEF begins with a simple yet powerful dream: To create a world where green renewable energy is accessible to all, ensuring a sustainable future for generations to come. Our founders, a group of passionate environmentalists and engineers, recognized the pressing need to transition away from fossil fuels and towards cleaner, renewable sources of energy. They envisioned a company that would not only provide innovative energy solutions but also inspire a global movement towards sustainability.
GREEF specializes in providing advanced system solutions for wind, hydro, and solar energy, with globally deployed wind turbines renowned for ultra-low cut-in wind speeds, minimal noise emissions, and aerodynamically optimized designs that perform reliably across diverse climatic and environmental conditions. Our permanent magnet generators cover a power range from 500W to 5MW. Fifty percent of our core engineering team possesses 12-20 years of industry expertise, enabling customized end-to-end solutions encompassing holistic design planning, schematic development, 3D renderings, physical prototyping, volume production, quality control, and after-sales service. Our rapid-response system significantly reduces clients' time and cost pressures.
Products exported to Europe, South America, North America, and global markets carry CE certification with 3-5 year warranty periods, while quality and on-time delivery are guaranteed by ****** Trade Assurance. Since inception, we've upheld our mission to deliver economical and reliable power solutions through renewable energy innovation, accelerating global green energy transition. Our credo "Green Renewable Energy for Earth's Future" embodies our conviction in a sustainable tomorrow - our brand story transcends actions to encompass our purpose and the impact we strive to create.
About Our Factory & Business Background
- Address
- 2-111, No, 6 Changcheng Soth Road, Chengyang Dist, Qingdao, Shandong, China
- Terms of Payment
- T/T, PayPal, Western Union, Money Gram
- International Commercial Terms(Incoterms)
- FOB, EXW, CFR, CIF, DDP, CPT, Others, FCA
- Nearest Port
- QINGDAO
Our Production Capability & Technical Expertise
Our Industry Experience & Global Business Record
- Export Year
- 2014-03-18
- Main Markets
- North America, South America, Eastern Europe, Southeast Asia, Africa, Oceania, Mid East, Eastern Asia, Western Europe
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